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    Gravitational wave detection 'changes everything'

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Gravitational wave detection 'changes everything'

Prof. Szabolcs Marka, principal investigator in LIGO, explains why the detection of gravitational waves is such an important breakthrough.

Gravitational wave detection 'changes everything'

Prof. Szabolcs Marka, principal investigator in LIGO, explains why the detection of gravitational waves is such an important breakthrough.